Connecting VAG 1551 Scan Tool

VAG 1551 Scan Tool (ST), Connecting, Selecting Functions And Checking Control Module (Radio) Versions

Prerequisites:
- All fuses OK according to wiring diagram.
- Battery (B+) voltage at least 9 Volts.


NOTE:
- VAG 1552 Scan Tool (ST) may be used instead of the VAG 1551 Scan Tool (ST), however a print-out is not possible.
- The following procedure and display references pertain only to VAG 1551 Scan Tool (ST).


Connecting







With ignition switched off, connect VAG 1551 Scan Tool (ST) with adapter cable VAG 1551/3 to the Data Link Connector (DLC) as follows:

- Remove cover for Data Link Connector (DLC) under left instrument panel.
- Connect Scan Tool using adapter cable VAG 1551/3.

Indicated on display:


On Board Diagnostic (OBD) HELP
1 - Rapid data transfer *
2 - Flash code output *


* Is displayed alternately

Functions, selecting


NOTE:
- If the display remains blank check Scan Tool (ST) voltage supply according to wiring diagram,
- Additional operating instructions can be called up by pressing the HELP button.
- The -> button is used to advance through the program sequence.
- In operating mode 1 "Rapid data transfer," function 00 "automatic test sequence" can be carried out. The DTC memory of all control modules with OBD capability are checked automatically.


- Switch on ignition.
- Switch on printer with the Print button (indicator lamp in button lights up).
- Press button -1- for "Rapid data transfer" mode.

Indicated on display:


Rapid data transfer HELP
Input address word XX


- Press buttons -5- and -6- to select "Radio" address word 56.

Indicated on display:


Rapid data transfer Q
56 Radio


- Press -Q- button to confirm input.

Indicated on display:


Rapid data transfer Q
Tester sends address word 56


Indicated on display (example only):

Radio version, checking (example)


1J0035180 Radio 0001 ->
Coding 04403 WSC 00000


Readout, top line
- 1 JO 035 180 = Radio part number
- Radio = System designation
- 0001 = Software version

Readout, bottom line
- Coding 04403 = coding number (dependant on model and optional equipment). Programming and Relearning
- WSC 00000 = Workshop code


CAUTION!
Part numbers are for reference only. Always check with your Parts Department for the latest parts information.


- Press -> button.

Indicated on radio display during OBD:


-DIAG-


NOTE:
If this message appears in the display:


Rapid data transfer HELP
Control module does not answer!


- Press the HELP button to print out a list of possible malfunction causes.
- After correcting malfunctions, re-enter address word 56 for Radio and press -Q- button to confirm input.

Indicated on display:


1J0035152 Radio 0001->
Coding 04403 WSC 00000


- Press -> button.

Indicated on display (select function):


Rapid data transfer HELP
Select function XX